Changeset 169815e in mainline for kernel/generic/include/cpu.h

Timestamp:

2023-04-16T12:22:00Z (20 months ago)

Author:

Jiří Zárevúcky <zarevucky.jiri@…>

Branches:

master, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

fbaf6ac

Parents:

b2ec5cf

git-author:

Jiří Zárevúcky <zarevucky.jiri@…> (2023-04-16 12:14:09)

git-committer:

Jiří Zárevúcky <zarevucky.jiri@…> (2023-04-16 12:22:00)

Message:

Split cpu_t::lock into fpu_lock and tlb_lock

For all other purposes, locking is unnecessary, since the fields
in question are only accessed locally from the CPU they belong to.

File:

• kernel/generic/include/cpu.h (modified) (2 diffs)

kernel/generic/include/cpu.h

@@ -51 +51 @@
  */
 typedef struct cpu {
-        IRQ_SPINLOCK_DECLARE(lock);
+        IRQ_SPINLOCK_DECLARE(tlb_lock);
 
         tlb_shootdown_msg_t tlb_messages[TLB_MESSAGE_QUEUE_LEN];
@@ -97 +97 @@
         cpu_arch_t arch;
 
+        IRQ_SPINLOCK_DECLARE(fpu_lock);
         struct thread *fpu_owner;